UpdateOneWorkflow
A write tool on the Twenty MCP server.
This record as markdown: /tools/jdu278-twenty-mcp-server/updateoneworkflow.md
What UpdateOneWorkflow does on Twenty MCP Server
AI agents use UpdateOneWorkflow to create or update resources in Twenty MCP Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Twenty MCP Server environment.
Why UpdateOneWorkflow is rated Medium
UpdateOneWorkflow modifies an existing workflow record in the Twenty CRM system. This is a reversible write operation—the workflow can be edited again or reverted. It does not delete data (would be Destructive), execute arbitrary code (would be Execute), or move money (would be Financial).
From the tool's definition Tool name is 'UpdateOneWorkflow' and description states 'Update One workflow'. The 'Update' verb indicates modification of existing data. Sibling tools include 'createMany*' operations, contextualizing this as a data modification tool within a CRM system.
Attacks that exploit this kind of access
The rule that runs UpdateOneWorkflow safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Twenty MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For UpdateOneWorkflow, this is the rule to start with:
UpdateOneWorkflow stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Twenty MCP Server, apply this rule, and every UpdateOneWorkflow call is checked against it from then on.
Questions about UpdateOneWorkflow
UpdateOneWorkflow is a write tool on the Twenty MCP Server MCP server. It is categorised as a Write tool in the Twenty MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Twenty MCP Server MCP server in PolicyLayer and add a rule for UpdateOneWorkflow: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Twenty MCP Server. Nothing to install.
UpdateOneWorkflow is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the UpdateOneWorkflow rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for UpdateOneWorkflow. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
UpdateOneWorkflow is provided by the Twenty MCP Server MCP server (jdu278/twenty-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
More on Twenty MCP Server, and thousands of servers like it.
This server
Across the catalogue